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Diffstat (limited to 'xfa/fxbarcode/cbc_qrcode.cpp')
-rw-r--r-- | xfa/fxbarcode/cbc_qrcode.cpp | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/xfa/fxbarcode/cbc_qrcode.cpp b/xfa/fxbarcode/cbc_qrcode.cpp new file mode 100644 index 0000000000..4518594944 --- /dev/null +++ b/xfa/fxbarcode/cbc_qrcode.cpp @@ -0,0 +1,101 @@ +// Copyright 2016 PDFium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com +/* + * Copyright 2011 ZXing authors + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "xfa/fxbarcode/cbc_qrcode.h" + +#include "xfa/fxbarcode/BC_BinaryBitmap.h" +#include "xfa/fxbarcode/BC_BufferedImageLuminanceSource.h" +#include "xfa/fxbarcode/common/BC_GlobalHistogramBinarizer.h" +#include "xfa/fxbarcode/qrcode/BC_QRCodeReader.h" +#include "xfa/fxbarcode/qrcode/BC_QRCodeWriter.h" + +CBC_QRCode::CBC_QRCode() { + m_pBCReader = (CBC_Reader*)new (CBC_QRCodeReader); + ((CBC_QRCodeReader*)m_pBCReader)->Init(); + m_pBCWriter = (CBC_Writer*)new (CBC_QRCodeWriter); +} + +CBC_QRCode::~CBC_QRCode() { + delete (m_pBCReader); + delete (m_pBCWriter); +} + +FX_BOOL CBC_QRCode::SetVersion(int32_t version) { + if (version < 0 || version > 40) + return FALSE; + if (!m_pBCWriter) + return FALSE; + return ((CBC_QRCodeWriter*)m_pBCWriter)->SetVersion(version); +} + +FX_BOOL CBC_QRCode::SetErrorCorrectionLevel(int32_t level) { + if (level < 0 || level > 3) + return FALSE; + if (!m_pBCWriter) + return FALSE; + return ((CBC_TwoDimWriter*)m_pBCWriter)->SetErrorCorrectionLevel(level); +} + +FX_BOOL CBC_QRCode::Encode(const CFX_WideStringC& contents, + FX_BOOL isDevice, + int32_t& e) { + int32_t outWidth = 0; + int32_t outHeight = 0; + uint8_t* data = ((CBC_QRCodeWriter*)m_pBCWriter) + ->Encode(contents, ((CBC_QRCodeWriter*)m_pBCWriter) + ->GetErrorCorrectionLevel(), + outWidth, outHeight, e); + BC_EXCEPTION_CHECK_ReturnValue(e, FALSE); + ((CBC_TwoDimWriter*)m_pBCWriter)->RenderResult(data, outWidth, outHeight, e); + FX_Free(data); + BC_EXCEPTION_CHECK_ReturnValue(e, FALSE); + return TRUE; +} + +FX_BOOL CBC_QRCode::RenderDevice(CFX_RenderDevice* device, + const CFX_Matrix* matirx, + int32_t& e) { + ((CBC_TwoDimWriter*)m_pBCWriter)->RenderDeviceResult(device, matirx); + return TRUE; +} + +FX_BOOL CBC_QRCode::RenderBitmap(CFX_DIBitmap*& pOutBitmap, int32_t& e) { + ((CBC_TwoDimWriter*)m_pBCWriter)->RenderBitmapResult(pOutBitmap, e); + BC_EXCEPTION_CHECK_ReturnValue(e, FALSE); + return TRUE; +} + +CFX_WideString CBC_QRCode::Decode(uint8_t* buf, + int32_t width, + int32_t hight, + int32_t& e) { + CFX_WideString str; + return str; +} + +CFX_WideString CBC_QRCode::Decode(CFX_DIBitmap* pBitmap, int32_t& e) { + CBC_BufferedImageLuminanceSource source(pBitmap); + CBC_GlobalHistogramBinarizer binarizer(&source); + CBC_BinaryBitmap bitmap(&binarizer); + CFX_ByteString retStr = m_pBCReader->Decode(&bitmap, 0, e); + BC_EXCEPTION_CHECK_ReturnValue(e, FX_WSTRC(L"")); + return CFX_WideString::FromUTF8(retStr, retStr.GetLength()); +} |